TSB B010520 — BMW Service bulletin
B010520 is a service bulletin on file with NHTSA for 2 BMW models, 2014–2018 model years. A TSB is factory repair guidance, not a recall — the repair is not automatically free.
What the bulletin says. The vehicle demonstrates a power loss and the malfunction indicator lamp (MIL) on. The following fault codes may be stored in the DDE: 24CE00 Hot film air mass meter: Ratio of measured to calculated air mass too high 27F000 Charge air hose monitoring in idle: Charge air hose…
NHTSA's own summary of the document, quoted from the public manufacturer-communications file.
Vehicles and model years B010520 names
Every document filed under B010520
| Document ID | Filed | Type |
|---|---|---|
| B010520 | January 23, 2024 | Service bulletin |
What B010520 covers
Engine — the component vocabulary NHTSA files this communication under.
Questions buyers ask
What is TSB B010520?
B010520 is a service bulletin filed with NHTSA by BMW, covering 2 BMW models across the 2014–2018 model years. NHTSA's summary reads: The vehicle demonstrates a power loss and the malfunction indicator lamp (MIL) on. The following fault codes may be stored in the DDE: 24CE00 Hot film air mass meter: Ratio of measured to calculated air mass too high 27F000 Charge air hose monitoring in idle: Charge air hose…
Which vehicles does B010520 cover?
NHTSA's file names BMW X3 (2014–2018); BMW X5 (2014–2018). A bulletin number can be re-issued against more vehicles later, so check the model-year list on this page against your own.
Is TSB B010520 a recall, and is the repair free?
No. B010520 is repair guidance the manufacturer sent its dealers, not a safety defect finding. You pay for the work unless the vehicle is still under warranty. Recall repairs, by contrast, are always free.
How do I get the full text of B010520?
Take the document ID to a dealer's service desk, or search NHTSA's manufacturer-communications records. This page carries every document ID filed under B010520, its date, and NHTSA's own summary from the public file.
Every number on this page is a count of records in the federal complaint, recall, and investigation files published by NHTSA's Office of Defects Investigation. This page lists only what NHTSA's manufacturer-communications file records under B010520. Check any specific vehicle's open recalls by VIN at nhtsa.gov/recalls.